chore(deps): update typescript-eslint monorepo to v8

Fixes or ignores some new lint errors caught by typescript-eslint v8

package.json

@@ -34,8 +34,8 @@
     "@rollup/plugin-typescript": "11.1.6",
     "@types/js-beautify": "1.14.3",
     "@types/node": "20.14.13",
-    "@typescript-eslint/eslint-plugin": "7.18.0",
-    "@typescript-eslint/parser": "7.18.0",
+    "@typescript-eslint/eslint-plugin": "8.0.0",
+    "@typescript-eslint/parser": "8.0.0",
     "@vitejs/plugin-vue": "5.1.1",
     "@vitejs/plugin-vue-jsx": "4.0.0",
     "@vitest/coverage-v8": "2.0.5",

src/createDomEvent.ts

@@ -11,9 +11,9 @@ import domEvents, {
 } from './constants/dom-events'
 
 interface TriggerOptions {
-  code?: String
-  key?: String
-  keyCode?: Number
+  code?: string
+  key?: string
+  keyCode?: number
   [custom: string]: any
 }
 
@@ -156,7 +156,7 @@ function createDOMEvent(
   const eventPrototype = Object.getPrototypeOf(event)
 
   // attach custom options to the event, like `relatedTarget` and so on.
-  options &&
+  if (options) {
     Object.keys(options).forEach((key) => {
       const propertyDescriptor = Object.getOwnPropertyDescriptor(
         eventPrototype,
@@ -169,6 +169,7 @@ function createDOMEvent(
         event[key] = options[key]
       }
     })
+  }
   return event
 }
 

src/createInstance.ts

@@ -68,6 +68,7 @@ function getInstanceOptions(
 
 // implementation
 export function createInstance(
+  // eslint-disable-next-line @typescript-eslint/no-empty-object-type
   inputComponent: DefineComponent<{}, {}, any, any, any, any>,
   options?: MountingOptions<any> & Record<string, any>
 ) {
@@ -129,8 +130,10 @@ export function createInstance(
     options?.slots &&
     Object.entries(options.slots).reduce(
       (
+        // eslint-disable-next-line @typescript-eslint/no-unsafe-function-type
         acc: { [key: string]: Function },
         [name, slot]: [string, Slot]
+        // eslint-disable-next-line @typescript-eslint/no-unsafe-function-type
       ): { [key: string]: Function } => {
         if (Array.isArray(slot)) {
           const normalized = slot.map(slotToFunction)

src/mount.ts

@@ -16,6 +16,7 @@ type ShimSlotReturnType<T> = T extends (...args: infer P) => any
 
 type WithArray<T> = T | T[]
 
+// eslint-disable-next-line @typescript-eslint/no-empty-object-type
 type ComponentData<T> = T extends { data?(...args: any): infer D } ? D : {}
 
 export type ComponentMountingOptions<

src/types.ts

@@ -1,3 +1,4 @@
+/* eslint-disable @typescript-eslint/no-empty-object-type */
 import {
   Component,
   ComponentOptions,
@@ -27,6 +28,7 @@ export type FindAllComponentsSelector =
   | string
 export type FindComponentSelector = RefSelector | FindAllComponentsSelector
 
+// eslint-disable-next-line @typescript-eslint/no-unsafe-function-type
 export type Slot = VNode | string | { render: Function } | Function | Component
 
 type SlotDictionary = {

src/utils.ts

@@ -157,14 +157,14 @@ export function textContent(element: Node): string {
     : ''
 }
 
-export function hasOwnProperty<O extends {}, P extends PropertyKey>(
+export function hasOwnProperty<O extends object, P extends PropertyKey>(
   obj: O,
   prop: P
 ): obj is O & Record<P, unknown> {
   return obj.hasOwnProperty(prop)
 }
 
-export function isNotNullOrUndefined<T extends {}>(
+export function isNotNullOrUndefined<T extends object>(
   obj: T | null | undefined
 ): obj is T {
   return Boolean(obj)

src/utils/vueCompatSupport.ts

@@ -7,7 +7,9 @@ function isCompatEnabled(key: string): boolean {
 }
 
 export function isLegacyExtendedComponent(component: unknown): component is {
+  // eslint-disable-next-line @typescript-eslint/no-unsafe-function-type
   (): Function
+  // eslint-disable-next-line @typescript-eslint/no-unsafe-function-type
   super: Function
   options: ComponentOptions
 } {